TITLES. 
Gen. Sub. 9 
111. [ c Claus, C.] Ueber Flugorgane von Wirbelthieren und das 
Problem der Flugtechnik. Yortrag in Schrift. Yer. Yerbr. Nat. 
Kenntn. xxxv, pp. 337-369. 
112. Clemens, P. Die ausseren Kiemen der Wirbeltiere. Anat. Hefte. 
Arb. v, pp. 53-155, 4 pis., 5 figg. 
113. Clodd, E. A Primer of Evolution. London: 18mo, 184 pp., 
illustr. 
114. Coe, C. C. Nature versus Natural Selection: an essay on organic 
evolution. London : 8vo, pp. xiii & 591 & xx. 
115. Cohn, Th. Ueber Intercellularliicken und Kittsubstanz. Anat. 
Hefte. Arb. v, pp. 295-333, 2 pis. 
Cooke, A. H. [See Harmer & Shipley (285).] 
116. Cope, E. D. The present problems of organic evolution. The 
Monist. v, pp. 563-573 ; Science, ii, pp. 121-126. 
117. °Cornisii, C. J. Life at the Zoo: notes and traditious of the 
Regent’s Park Cardens. London : 1895, 8vo. 
1 18. Coste, P. H. Perry. The methods of organic evolution. (Letter.) 
Nat. Sci. vi, pp. 358 & 359. 
119. Coutagne, G. La Biologie dans ses rapports avec les sciences 
physico-chimiques. Rev. Scient. iii, pp. 326-330. [Introd. to a book 
entitled Recherchcs biologiques sur le ver a soie.] 
120. 0 . Remarques sur l’her6dit£ des caracteres acquis. Lyon : 8vo, 
19 pp. 
121. Couvreur, F. Sur la transformation de la graisse en glycogene 
chez le ver & soie pendant la metamorphose. C.R. Soc. Biol. 1895, 
pp. 796-798. 
122. Cramfton, H. E. Reversal of cleavage in a sinistral Gastropod. 
Ann. N. York Ac. viii (1894) pp. 167-170, 1 pi. 
123. °Crety, C. Contribuzione alia conoscenza dell’ ovo ovarico. 
Ric. Lab. Anat. Roma, iv, pp. 261-281, 1 pi. 
124. ^Csokor, J. Leben und Wirken der Schmarotzer. Yortrag in 
Schrift. Yer. z. Yerbr. nat. Kenntn. Wien, xxxv, pp. 61-92. 
125. Cuknot, L. Etudes physiologiques sur les Orthoptfcres. Arch. 
Biol, xiv, pp. 293-341, 2 pis. 
126. Cumrerland, C. S. Sport on the Pamirs and Turkistan Steppes. 
Edinburgh : 8vo, x & 278 pp., frontispiece and map. 
127. Cunningham, J. T. The origin of species among Flat-fishes. 
Nat. Sci vi, pp. 169-177 & 233-239. 
128. . Additional evidence on the influence of light in producing 
pigments on the lower side of Flat-fishes. *J. Mar. Biol. Ass. iv, 
pp 53-59, 3 figg. 
